[tracker] (16 commits) Created branch wip/extract-graphs

[Martyn James Russell <mr src gnome org>]

The branch 'wip/extract-graphs' was created.

Summary of new commits:

  6fb2c06... libtracker-sparql: Allow append() on embedded inserts in Tr
  5900a1f... libtracker-extract: Move TrackerExtractInfo out to its own 
  1b96942... tracker-extract: Pass a TrackerExtractInfo to the exported 
  aba9e74... tracker-extract: Add a "graph" parameter to dbus methods
  66bd190... tracker-extract: Pass the graph down to extract modules
  ca1fe73... tracker-extract: use provided graph when inserting keywords
  cde3c7c... tracker-extract: use provided graph when inserting keywords
  b2fd0bc... tracker-extract: use provided graph when inserting keywords
  15f4356... tracker-extract: use provided graph when inserting keywords
  82a4e27... tracker-extract: use provided graph when inserting keywords
  f2dc823... Revert "ontology: Remove tracker:writeback property from na
  a1baa5c... libtracker-extract: Fixed some small coding style issues
  48eebb4... tracker-extract: Fix potential memory leak with XMP where s
  d5fcba5... tracker-extract: Fixed reference to non-existent variable
  5263885... tracker-extract, mp3: Do all inserts in miner-fs's graph
  cc9183f... examples/libtracker-extract: Fix mockup example's API usage